CN215019217U - Medical angle measuring-controller - Google Patents
Medical angle measuring-controller Download PDFInfo
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- CN215019217U CN215019217U CN202121408958.6U CN202121408958U CN215019217U CN 215019217 U CN215019217 U CN 215019217U CN 202121408958 U CN202121408958 U CN 202121408958U CN 215019217 U CN215019217 U CN 215019217U
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- angle measuring
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- protractor
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- 210000000588 acetabulum Anatomy 0.000 claims abstract description 29
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- 238000011541 total hip replacement Methods 0.000 description 2
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- 208000014906 developmental dysplasia of the hip Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- 210000004394 hip joint Anatomy 0.000 description 1
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Abstract
The utility model discloses a medical angle measuring-controller, which comprises a handle and an angle measuring piece, wherein the handle is used for measuring and guiding the operation direction of the medical angle measuring-controller in the operation or puncture operation; one side of the handle is provided with a circular arc concave surface which is attached to the acetabulum contusion rod or puncture needle along the axial direction of the acetabulum contusion rod or puncture needle, the other side of the handle is provided with a triangular connecting block, and the connecting block is provided with a slot which penetrates through the top surface and the inclined plane of the connecting block; the angle measuring part comprises a protractor with a rotary ball head at the bottom, a pointer capable of freely rotating under the action of gravity is arranged on the protractor, the rotary ball head of the protractor is arranged at the bottom of the groove, and the protractor rotates in the groove by taking the rotary ball head as the center of a circle. The utility model discloses can measure the angle of operation in the art and can predetermine operating angle back again and guide its direction of operation, can be compatible with operating means such as pole or pjncture needle are contused to the acetabular bone of the different producers that use in a large number on the market, facilitate promotion and popularization.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a medical angle measurement-controller which is suitable for measuring and guiding the direction or angle of operation of a doctor in operations such as operation or puncture.
Background
When a doctor performs operations such as puncture or surgery on a sick human body, the doctor often needs to operate at a certain angle or direction to improve the treatment accuracy and avoid damaging important structures such as large blood vessels, nerves and internal organs of the human body as much as possible, for example, when performing abdominal puncture biopsy, the doctor needs to avoid important structures such as abdominal aorta, and when performing operations such as percutaneous puncture vertebroplasty or percutaneous intervertebral disc radio frequency ablation, the doctor needs to require a puncture needle to avoid nerve roots. The proper operation angle or direction can enable the operation tool to reach the target point more conveniently in the operation, and the negative damage caused by repeated puncture and other operations is effectively reduced or avoided. Under some circumstances, the long-term curative effect of the operation can be improved by a proper operation angle, for example, the artificial total hip replacement is to implant an artificial joint prosthesis into a body through the operation to replace the damaged femoral head and acetabulum, and achieve the purposes of eliminating pain and recovering normal joint movement and functions by replacing the damaged hip joint, so that the artificial total hip replacement is widely applied to the cases of rheumatoid arthritis, osteoarthritis, ischemic necrosis of femoral head, femoral neck fracture nonunion, congenital hip dysplasia, ankylosing spondylitis and the like at present, and obtains more satisfactory clinical effects, but the following defects still exist at the same time: in the operation, an operator often evaluates the abduction angle and the anteversion angle of the acetabular cup by naked eyes, so that relatively large errors are easily generated, the installation position of the acetabular prosthesis is not proper, and the postoperative treatment effect of partial patients is poor; in order to avoid excessive errors, some methods such as X-ray fluoroscopy and the like are used for evaluating the placement angle of the acetabular cup in the operation, but the X-ray fluoroscopy is troublesome to operate, and X-rays can cause radiation damage to a human body. At present, navigation or robot assistance is used for artificial joint replacement, good precision is obtained when the navigation or robot assistance is used, but the operation is time-consuming, the operation time is obviously prolonged, the intraoperative bleeding amount can be increased, the risks of anesthesia complications, infection and the like are increased, the navigation (or robot) is expensive, the navigation (or robot) developed by the same company can only be used for artificial joint products of the company, and the navigation (or robot) is difficult to be well compatible with the artificial joint products of other companies in the market, so that the popularization and the application of the navigation (or robot) are influenced; many existing researches aim at improving the installation accuracy of the acetabular prosthesis in the operation, and some corresponding methods or appliances are designed, but some methods are too complicated in operation, some method errors are still large, some appliances cannot be compatible with operation tools such as acetabular contusion rods, acetabular cup placing tools and puncture needles of different manufacturers, which are used in large quantities in the market, and in addition, for example, a patent of 'a light guide type medical angle measurement-controller' (patent No. ZL202020528652.3) applied by the inventor in 4/11/2020, the patent occupies a certain space position of an operating room, and brings inconvenience to operation related work, so that the popularization and the popularization of the tools are influenced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the technical problem to be solved in the utility model is to provide a medical angle measurement-controller for measuring and guiding the direction or angle of the operation of a doctor in the operation such as operation or puncture, in particular to an angle for measuring and guiding the placement of an acetabular cup in the operation, which has simple structure and is simple and convenient to operate.
In order to achieve the above object, the present invention provides a medical angle measuring-controlling device, which comprises a handle for measuring and guiding the operation direction during operation or puncturing operation, and an angle measuring member mounted on the handle; one side of the handle is provided with a circular arc concave surface which is attached to the acetabulum contusion rod or puncture needle along the central axis direction of the acetabulum contusion rod or puncture needle, the other side of the handle is provided with a triangular or circular arc connecting block, and the connecting block is provided with a slot which penetrates through the top surface and the inclined plane of the connecting block; the angle measuring piece comprises a protractor with a rotary ball head at the bottom, a pointer capable of freely rotating under the action of gravity is arranged on the protractor, the rotary ball head of the protractor is arranged at the bottom of the groove, and the protractor rotates in the groove by taking the rotary ball head as the circle center.
Furthermore, the top surface of the connecting block is provided with scale marks parallel to the direction of the groove, and the scale marks are used for reading the rotating angle of the angle ruler in the groove.
Preferably, the angle ruler comprises a support rod and a dial plate positioned at the top of the support rod, and the circle center of the dial plate is movably connected with the pointer for reading the inclination angle of the dial plate.
Furthermore, the scale marks on the top surface of the connecting block are 0-90 degrees to the longitudinal axis of the arc concave surface of the handle, and the key marks are 15 degrees, 20 degrees and 25 degrees.
Preferably, the plane of the dial is perpendicular to the rotation plane of the angle ruler in the slot.
Compared with the prior art, the beneficial effects and advantages of the utility model reside in that:
the medical angle measuring-controller of the utility model can conveniently measure the acetabulum bruise in the operation and the anteversion angle and the abduction angle of the acetabulum cup placement, and can more accurately measure the angle of the operation tool inclined to the head side or the tail side relative to the horizontal plane (or the cross section) of the human body, the angle (the anteversion angle) inclined forwards or the angle (the back inclination angle) inclined backwards relative to the coronal plane of the human body, and correspondingly check and adjust, thereby reducing the error caused by methods such as naked eye assessment in the operation, reducing the operation time wasted by repeatedly aiming the direction of the operator in the operation, reducing the negative damage caused by repeatedly puncturing in the operation, having small volume, simple structure and convenient operation, not only measuring the angle of the operation, but also guiding the operation direction of the operation tool after presetting the operation angle, can be compatible with operating tools such as acetabulum contusion rods of different manufacturers, tools for placing acetabulum acetabular cups, puncture needles and the like which are used in large quantities in the market, and is beneficial to popularization.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of the medical angle measuring-controlling device (with an acetabulum contusion rod) of the present invention.
Fig. 2 is a schematic structural view of the medical angle measuring-controlling device of the present invention.
Fig. 3 is a back structural schematic diagram of the medical angle measuring-controlling device of the present invention.
Fig. 4 is a schematic front structural view of the medical angle measuring-controlling device of the present invention.
Fig. 5 is a schematic structural view of the handle of the present invention.
Fig. 6 is a schematic structural view of the angle measuring unit of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
The medical angle measuring/controlling device of the present invention will be described in detail with reference to fig. 1 to 6.
The medical angle measuring-controller provided by the utility model comprises a handle 10 for measuring and guiding the operation direction in the operation or puncture operation and an angle measuring part 20 arranged on the handle 10.
Wherein, one side of the handle 10 is provided with a circular arc concave surface 11 which is attached to the longitudinal axis of the acetabulum contused rod or puncture needle, and the central axis of the acetabulum contused rod or puncture needle is parallel to the central axis of the circular arc concave surface 11 of the handle 10. The other side of the handle 10 is provided with a triangular or circular arc-shaped connecting block 12, and the connecting block 12 is provided with a groove 13 penetrating through the top surface and the inclined surface thereof.
The utility model discloses an angle measurement spare 20 includes that the bottom takes the angle scale 21 of rotatory bulb, is equipped with on the angle scale 21 and can be under the action of gravity free rotation's pointer 22, and the bottom at the fluting 13 of connecting block 12 is installed to the rotatory bulb of angle scale 21, and the rotatory motion is made as the centre of a circle to the rotatory bulb that uses angle scale 21 bottom in fluting 13 of angle scale 21.
Wherein, the utility model discloses a top surface of connecting block 12 is equipped with the scale mark parallel with grooved direction for read the angle of bevel protractor 21 in the fluting internal rotation. The scale marks on the top surface of the connecting block 12 are marked with the central axis of the arc concave surface of the handle at an angle of 0-90 degrees, and the key marks are 15 degrees, 20 degrees and 25 degrees. When the utility model is used for acetabulum grinding, the arc concave surface of the handle 10 is attached to the acetabulum grinding rod, and the central axis of the acetabulum contusion rod is parallel to the central axis of the arc-shaped concave surface of the handle, considering that the anteversion angle of the acetabulum acetabular cup is generally 15-25 degrees, three scales of 15 °, 20 °, and 25 ° may be marked in the slot of the handle 10, for example, when the anteversion angle of the grinding acetabulum or the placing acetabulum acetabular cup is 20 degrees and the abduction angle is 45 degrees during preoperative planning, the patient in the operation is placed in a standard lateral position, the angle ruler 21 is rotated to a position of 20 degrees in the groove, the plane where the dial plate of the angle ruler is located is adjusted to be parallel to the human coronal plane and inclined until the pointer points to 45 degrees, the acetabulum contusion rod is attached to the arc concave surface of the handle 10 in the same axial direction in the direction, the direction of the acetabulum contusion rod is forward 20 degrees and outward 45 degrees, and the acetabulum is contused by an operator for grinding and contusing the acetabulum or placing the acetabular cup in the direction.
The angle ruler 21 comprises a support rod 211 and a dial plate 212 positioned at the top of the support rod 211, the center of the dial plate 212 is movably connected with the pointer 22 used for reading the inclination angle of the dial plate through a universal connection piece, and when the plane of the dial plate 212 is parallel to the coronal plane of a human body, the pointer 22 is always vertically downward under the action of gravity (as shown in fig. 3). The dial 212 is marked with scale lines capable of measuring 0 to 90 degrees. The plane of the dial 212 is perpendicular to the plane of rotation of the angle 21 in the slot 13 of the connecting block 12. The angle ruler 21 can rotate in the groove 13 of the handle 10, the angle of the angle ruler 21 rotating in the groove 13 can be read through the graduation marks on the top surface of the connecting block 12, and the angle of the angle ruler 21 inclining on the coronal plane of the human body can be read through the pointer 22.
The medical angle measuring-controller of the utility model can conveniently measure and guide the acetabulum rubdown and the anteversion angle and the abduction angle of the acetabulum cup placement in the operation, and the head inclination angle (or tail inclination angle) and the front inclination angle (or back inclination angle) for performing puncture and other operations in the measurement and guidance operation can be correspondingly verified and adjusted, thereby reducing the error caused by methods such as visual evaluation in the operation and the like, reducing the operation time wasted by repeatedly aiming the direction of an operator in the operation or reducing the negative injury caused by repeatedly puncturing, the acetabulum cup measuring instrument has the advantages of small volume, simple structure and convenient operation, can measure the operation angle and guide the operation direction after presetting the operation angle, can be compatible with acetabulum contusion rods of different manufacturers which are used in large quantities in the market or tools for placing the acetabulum cup, puncture needles and other operation tools, and is beneficial to popularization.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can understand that the changes or substitutions obtained within the technical scope of the present invention should be covered within the scope of the present invention.
Claims (5)
1. A medical angle measuring-controlling device is characterized in that the medical angle measuring-controlling device comprises a handle for measuring and guiding the operation direction in the operation or puncture operation and an angle measuring piece arranged on the handle;
one side of the handle is provided with a circular arc concave surface which is attached to the acetabulum contusion rod or puncture needle along the central axis direction of the acetabulum contusion rod or puncture needle, the other side of the handle is provided with a triangular or circular arc connecting block, and the connecting block is provided with a slot which penetrates through the top surface and the inclined plane of the connecting block;
the angle measuring piece comprises a protractor with a rotary ball head at the bottom, a pointer capable of freely rotating under the action of gravity is arranged on the protractor, the rotary ball head of the protractor is arranged at the bottom of the groove, and the protractor rotates in the groove by taking the rotary ball head as the circle center.
2. The medical angle measuring-controlling device as set forth in claim 1, wherein the top surface of the connecting block is provided with graduation marks parallel to the direction of the slot for reading the angle of rotation of the angle ruler in the slot.
3. The medical angle measuring-controlling device of claim 1, wherein the angle ruler comprises a support bar and a dial plate on top of the support bar, and the pointer for reading the inclination angle of the dial plate is movably connected to the center of the dial plate.
4. The medical angle measuring-controlling unit as set forth in claim 2, wherein the graduation marks on the top surface of the connecting block are marked with angles of 0 ° to 90 ° with respect to the longitudinal axis of the circular arc-shaped concave surface of the handle, and the emphasis marks are 15 °, 20 °, 25 °.
5. The medical angle measuring-controlling device of claim 3, wherein the plane of the dial is perpendicular to the plane of rotation of the angle ruler within the slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121408958.6U CN215019217U (en) | 2021-06-24 | 2021-06-24 | Medical angle measuring-controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121408958.6U CN215019217U (en) | 2021-06-24 | 2021-06-24 | Medical angle measuring-controller |
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| Publication Number | Publication Date |
|---|---|
| CN215019217U true CN215019217U (en) | 2021-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121408958.6U Active CN215019217U (en) | 2021-06-24 | 2021-06-24 | Medical angle measuring-controller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117770906A (en) * | 2024-02-23 | 2024-03-29 | 爱乔（上海）医疗科技有限公司 | Guide, inclination angle measurement and osteotomy positioning system |
-
2021
- 2021-06-24 CN CN202121408958.6U patent/CN215019217U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117770906A (en) * | 2024-02-23 | 2024-03-29 | 爱乔（上海）医疗科技有限公司 | Guide, inclination angle measurement and osteotomy positioning system |
| CN117770906B (en) * | 2024-02-23 | 2024-05-28 | 爱乔（上海）医疗科技有限公司 | Guide, inclination angle measurement and osteotomy positioning system |
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Address after: No.279 Luoyu Road, Hongshan District, Wuhan City, Hubei Province 430079 Patentee after: Wuhan Integrated Traditional Chinese and Western Medicine Orthopedic Hospital (Affiliated Hospital of Wuhan Institute of Physical Education) Address before: No.279 Luoyu Road, Hongshan District, Wuhan City, Hubei Province 430079 Patentee before: HUBEI 672 INTEGRATED TRADITIONAL CHINESE AND WESTERN MEDICINE ORTHOPAEDIC Hospital |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231102 Address after: Room 1321-2, Unit B, Building 3, Mindong International City, No. 140 Hanyang Avenue, Hanyang District, Wuhan City, Hubei Province, 430050 Patentee after: Hubei Heiyan Digital Medical Technology Co.,Ltd. Address before: No.279 Luoyu Road, Hongshan District, Wuhan City, Hubei Province 430079 Patentee before: Wuhan Integrated Traditional Chinese and Western Medicine Orthopedic Hospital (Affiliated Hospital of Wuhan Institute of Physical Education) |